13 results
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... • Nephrogenic Diabetes ... #Algorithm #causes ... #nephrology
Diabetic Ketoacidosis (DKA) - Diagnosis and Management Summary

Symptoms:
• Abdominal pain
• Nausea
• Polyuria
• Polydipsia
• Vomiting
• Weight loss
•
(DKA) - Diagnosis ... Abdominal pain • Nausea ... • Polyuria • ... Polydipsia • Vomiting ... #Diagnosis #Management
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential Diagnosis ... /min) Osmotic Diuresis ... #Nephrology #Differential ... #Causes
Diabetic Ketoacidosis (DKA) - Diagnosis and Management Summary

Symptoms:
• Abdominal pain
• Nausea
• Polyuria
• Polydipsia
• Vomiting
• Weight loss
•
(DKA) - Diagnosis ... Abdominal pain • Nausea ... • Polyuria • ... Polydipsia • Vomiting ... #Diagnosis #Management
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential Diagnosis ... Diabetes Insipidus ... Hereditary, Lithium, Hypercalcemia ... #Causes #nephrology
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
Diabetic Ketoacidosis ... lost via osmotic diuresis ... & vomiting. ... To prevent hypokalemia ... Polyphagia • Polyuria
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... GI Losses: - Vomiting ... syndrome (mimics loop diuretic ... mimics thiazide diuretic ... #diagnosis #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential Diagnosis ... Renal losses, Diuretic ... Extrarenal losses, Vomiting ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Ureterosigmoidostomy, Diabetic ... ketoacidosis • Vomiting ... Post-hypercapnia • Diuretics ... #nephrology #potassium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... ↓insulin (DM, DKA ... (IV loop diuretic ... - IV loop diuretic ... #Diagnosis #Management